[dpdk-dev] [PATCH v2 23/52] common/cnxk: add nix inline IPsec config API
Nithin Dabilpuram
ndabilpuram at marvell.com
Thu Apr 1 11:47:10 CEST 2021
From: Vidya Sagar Velumuri <vvelumuri at marvell.com>
Add API to configure NIX block for inline IPSec.
Signed-off-by: Vidya Sagar Velumuri <vvelumuri at marvell.com>
---
drivers/common/cnxk/roc_nix.c | 28 ++++++++++++++++++++++++++++
drivers/common/cnxk/roc_nix.h | 10 ++++++++++
drivers/common/cnxk/version.map | 1 +
3 files changed, 39 insertions(+)
diff --git a/drivers/common/cnxk/roc_nix.c b/drivers/common/cnxk/roc_nix.c
index e64936e..0621976 100644
--- a/drivers/common/cnxk/roc_nix.c
+++ b/drivers/common/cnxk/roc_nix.c
@@ -81,6 +81,34 @@ roc_nix_get_pf_func(struct roc_nix *roc_nix)
}
int
+roc_nix_lf_inl_ipsec_cfg(struct roc_nix *roc_nix, struct roc_nix_ipsec_cfg *cfg,
+ bool enb)
+{
+ struct nix *nix = roc_nix_to_nix_priv(roc_nix);
+ struct nix_inline_ipsec_lf_cfg *lf_cfg;
+ struct mbox *mbox = (&nix->dev)->mbox;
+
+ lf_cfg = mbox_alloc_msg_nix_inline_ipsec_lf_cfg(mbox);
+ if (lf_cfg == NULL)
+ return -ENOSPC;
+
+ if (enb) {
+ lf_cfg->enable = 1;
+ lf_cfg->sa_base_addr = cfg->iova;
+ lf_cfg->ipsec_cfg1.sa_idx_w = plt_log2_u32(cfg->max_sa);
+ lf_cfg->ipsec_cfg0.lenm1_max = roc_nix_max_pkt_len(roc_nix) - 1;
+ lf_cfg->ipsec_cfg1.sa_idx_max = cfg->max_sa - 1;
+ lf_cfg->ipsec_cfg0.sa_pow2_size = plt_log2_u32(cfg->sa_size);
+ lf_cfg->ipsec_cfg0.tag_const = cfg->tag_const;
+ lf_cfg->ipsec_cfg0.tt = cfg->tt;
+ } else {
+ lf_cfg->enable = 0;
+ }
+
+ return mbox_process(mbox);
+}
+
+int
roc_nix_max_pkt_len(struct roc_nix *roc_nix)
{
struct nix *nix = roc_nix_to_nix_priv(roc_nix);
diff --git a/drivers/common/cnxk/roc_nix.h b/drivers/common/cnxk/roc_nix.h
index 638f827..1c097cb 100644
--- a/drivers/common/cnxk/roc_nix.h
+++ b/drivers/common/cnxk/roc_nix.h
@@ -110,6 +110,14 @@ struct roc_nix_link_info {
uint64_t port : 8;
};
+struct roc_nix_ipsec_cfg {
+ uint32_t sa_size;
+ uint32_t tag_const;
+ plt_iova_t iova;
+ uint16_t max_sa;
+ uint8_t tt;
+};
+
/* Link status update callback */
typedef void (*link_status_t)(struct roc_nix *roc_nix,
struct roc_nix_link_info *link);
@@ -156,6 +164,8 @@ int __roc_api roc_nix_max_pkt_len(struct roc_nix *roc_nix);
int __roc_api roc_nix_lf_alloc(struct roc_nix *roc_nix, uint32_t nb_rxq,
uint32_t nb_txq, uint64_t rx_cfg);
int __roc_api roc_nix_lf_free(struct roc_nix *roc_nix);
+int __roc_api roc_nix_lf_inl_ipsec_cfg(struct roc_nix *roc_nix,
+ struct roc_nix_ipsec_cfg *cfg, bool enb);
/* IRQ */
void __roc_api roc_nix_rx_queue_intr_enable(struct roc_nix *roc_nix,
diff --git a/drivers/common/cnxk/version.map b/drivers/common/cnxk/version.map
index 2ca6368..fdb1aee 100644
--- a/drivers/common/cnxk/version.map
+++ b/drivers/common/cnxk/version.map
@@ -28,6 +28,7 @@ INTERNAL {
roc_nix_is_sdp;
roc_nix_is_vf_or_sdp;
roc_nix_lf_alloc;
+ roc_nix_lf_inl_ipsec_cfg;
roc_nix_lf_free;
roc_nix_mac_addr_add;
roc_nix_mac_addr_del;
--
2.8.4
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